#1D346B#1D346B

#1D346B is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.0% C 0.100 H 264.6°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#1D346B
RGB	rgb(29, 52, 107)
HSL	hsl(222, 57%, 27%)
HSV	hsv(222, 73%, 42%)
CMYK	cmyk(72.9%, 51.4%, 0%, 58%)
CIE-LAB	lab(22.92, 11.58, -34.80)
CIE-LCH	lch(22.92, 36.68, 288.41°)
OKLab	oklab(33.96% -0.0095 -0.0998)
OKLCH	oklch(33.96% 0.1 264.6)
XYZ	xyz(4.3876, 3.7783, 14.4051)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D346B #6B541D

analogous

#1D5B6B #1D346B #2D1D6B

triadic

#1D346B #6B1D34 #346B1D

tetradic

#1D346B #6B1D5B #6B541D #1D6B2D

square

#1D346B #6B1D5B #6B541D #1D6B2D

split-complementary

#1D346B #6B2D1D #5B6B1D

monochromatic

#070C18 #101D3B #1D346B #2A4B9B #3964C9

Accessibility & contrast

On white

11.96

#1D346B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1D346B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D346B

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D346B	#FFFFFF	#000000	##FFFFFF
##1D346B	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163A6D

Deuteranopia (green-blind)

#02336A

Tritanopia (blue-blind)

#00414A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d346b;
/* rgb */ color: rgb(29, 52, 107);
/* oklch */ color: oklch(34.0% 0.100 264.6);

Tailwind

colors: {
  custom: {
    50: '#646b96',
    500: '#1d346b',
    950: '#000000',
  },
}

SCSS

$custom: #1d346b;
$custom-light: #646b96;
$custom-dark: #000000;

JSON

{
  "hex": "#1d346b",
  "rgb": {
    "r": 29,
    "g": 52,
    "b": 107
  },
  "hsl": {
    "h": 222.308,
    "s": 57.353,
    "l": 26.667
  },
  "oklch": {
    "l": 0.33959,
    "c": 0.10025,
    "h": 264.6
  },
  "luminance": 0.03779
}

Semantic roles & 50–950 ramp

primary

#1D346B

secondary

#A08544

accent

#B347E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #1D346B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →